Combined dumbbell and base



FIG. 1 is a top perspective view of the combined dumbbell and base.

FIG. 2 is a left side elevational view of the dumbell in the base.

FIG. 3 is a right side elevational view of the dumbell in the base.

FIG. 4 is an end elevational view of the dumbbell in the base, the opposite end being a mirror image thereof.

FIG. 5 is a top plan view of the dumbell in the base; and,

FIG. 6 is a bottom plan view of the dumbell in the base.

The broken lines illustrate portions of the combined dumbbell and base which form no part of the claimed design. 

The ornamental design for a combined dumbbell and base, as shown and described. 